Final answer:
Bluetooth and Wi-Fi connected speakers do not usually have a separate service fee. The only cost involved is the purchase of the speakers.
Step-by-step explanation:
The service fee for Bluetooth and Wi-Fi connected speakers can vary depending on the brand and model. However, in most cases, Bluetooth and Wi-Fi speakers do not have a separate service fee. Once you purchase the speakers, you can connect them to your device via Bluetooth or Wi-Fi for free. The only additional cost you might incur is the cost of the speakers themselves.